code: def _fix_configuration(self, configuration):
      vqa2_config = configuration.config.dataset_config.vqa2
      processors = vqa2_config.processors
      processors.pop("text_processor")
      processors.pop("context_processor")
  
file_path: mmf/tests/datasets/test_base_dataset.py
imports: import os
  import unittest
  from mmf.common.registry import registry
  from mmf.datasets.base_dataset import BaseDataset
  from mmf.utils.configuration import Configuration
  from ..test_utils import dummy_args
label_desc: Use image node_id 2 for calling the TestBaseDataset obj's underlying member method code with example usage: obj._fix_configuration(configuration) without return types